Answer:
<h2>You will ride for 4 hrs 8min</h2>
Step-by-step explanation:
What we are expected to solve for that the problem did not expressly state is most likely the number of hours that you could ride for an amount of $65.
firstly we need to model the inequality (equation) for this scenario.
the constant fee= $3 additional fee for helmet
We can now solve for n since the above inequality satisfies the condition presented in the problem statement.

Divide both sides by 15 to find n

Answer:
7.5
Step-by-step explanation:
Because Noah has five dollars, 100% of 5 is 5, and 50% of 5 is 2.5 so Diego has 7.5 dollars.
Answer: 
Step-by-step explanation:
For this exercise it is important to remember the multiplication of signs. Notice that:

In this case you have the following expression:

The steps to solve it are:
Step 1: You must solve the addition inside the parentheses:

Step 2: Now you must solve the multiplication:

Step 3: Finally, you must solve the subtraction. Therefore, you get:

Unit rate the the price for one thing, so we'll have to find the price for one ounce.

Just follow it:

It cost $.50 for one ounce.
Tell me if this helps!!